Voice Call Failures from Twilio Phone Numbers to Vivo Brazil

Incident Report for Twilio

Resolved

The incident has been resolved and voice calls from Twilio Phone Numbers to Vivo network subscribers in Brazil are operating normally.
Posted Jun 04, 2026 - 18:42 PDT

Update

We have observed a recovery in voice calls from Twilio Phone Numbers to Vivo network subscribers in Brazil and are monitoring service stability. We will provide another update in 4 hours or as soon as more information becomes available.
Posted Jun 04, 2026 - 17:46 PDT

Monitoring

We have observed a recovery in voice calls from Twilio Phone Numbers to Vivo network subscribers in Brazil and are monitoring service stability. We will provide another update in 2 hours or as soon as more information becomes available.
Posted Jun 04, 2026 - 15:46 PDT

Update

Twilio customers may be experiencing voice call failures from Twilio Phone Numbers to Vivo network subscribers in Brazil. Our team has identified the cause, and is working to resolve the issue. We will provide another update in 24 hours or as soon as more information becomes available.
Posted Jun 03, 2026 - 16:33 PDT

Update

Twilio customers may be experiencing voice call failures from Twilio Phone Numbers to Vivo network subscribers in Brazil. Our team has identified the cause, and is working to resolve the issue. We will provide another update in 16 hours or as soon as more information becomes available.
Posted Jun 03, 2026 - 00:33 PDT

Update

Twilio customers may be experiencing voice call failures from Twilio Phone Numbers to Vivo network subscribers in Brazil. Our team has identified the cause, and is working to resolve the issue. We will provide another update in 8 hours or as soon as more information becomes available.
Posted Jun 02, 2026 - 16:32 PDT

Update

Twilio customers may be experiencing voice call failures from Twilio Phone Numbers to Vivo network subscribers in Brazil. Our team has identified the cause, and is working to resolve the issue. We will provide another update in 4 hours or as soon as more information becomes available.
Posted Jun 02, 2026 - 12:32 PDT

Update

Twilio customers may be experiencing voice call failures from Twilio Phone Numbers to Vivo network subscribers in Brazil. Our team has identified the cause, and is working to resolve the issue. We will provide another update in 2 hours or as soon as more information becomes available.
Posted Jun 02, 2026 - 10:31 PDT

Identified

Twilio customers may be experiencing voice call failures from Twilio Phone Numbers to Vivo network subscribers in Brazil. Our team has identified the cause, and is working to resolve the issue. We will provide another update in 1 hour or as soon as more information becomes available.
Posted Jun 02, 2026 - 09:31 PDT

Investigating

Twilio customers may be experiencing voice call failures from Twilio Phone Numbers to Vivo network subscribers in Brazil. Our team is actively investigating this issue. We will provide another update in 1 hour or as soon as more information becomes available.
Posted Jun 02, 2026 - 09:28 PDT
This incident affected: CARRIER NETWORK (Voice, Latin America).